Sent courtesy of Per Segerbäck <per.segerback@telia.com> in Sweden
#1
Here is new Finnish study supporting earlier reports showing that microwaves may influence the memory function of the brain.
These are human brains...
#2
EMF causes **DNA damage** shows a Swedish report. In this case true [actual] transmission lines have been used.
Many of us have both exposures.
Best Regards
Per S/FEB
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Neuroreport 2000 Mar 20;11(4):761-4
Effects of electromagnetic field emitted by cellular phones on the EEG during a memory task.
Krause CM, Sillanmaki L, Koivisto M, Haggqvist A, Saarela
C, Revonsuo A, Laine M, Hamalainen H
Centre for Cognitive Neuroscience and Department of Psychology, University of Turku, Finland.
[Medline record in process]
The effects of electromagnetic fields (EMF) emitted by cellular phones on the ERD/ERS of the 4-6 Hz, 6-8 Hz,
8-10 Hz and 10-12 Hz EEG frequency bands were studied in 16 normal subjects performing an auditory memory task. All subjects performed the memory task both with and without exposure to a digital 902 MHz EMF in counterbalanced order. The exposure to EMF significantly increased EEG power in the 8-10 Hz frequency band only.
Nonetheless, the presence of EMF altered the ERD/ERS responses in all studied frequency bands as a function
of time and memory task (encoding vs retrieval).
Our results suggest that the exposure to EMF does not alter the resting EEG per se but modifies the brain
responses significantly during a memory task.
PMID: 10757515, UI: 20218441
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In Vivo 1999 Nov-Dec;13(6):507-13
DNA damage, cell kinetics and ODC activities studied in CBA mice exposed to electromagnetic fields generated by
transmission lines.
Svedenstal BM, Johanson KJ, Mattsson MO, Paulsson LE
Department of Radioecology, Swedish University of Agricultural Sciences, Uppsala, Sweden.
svedenstal@delta.telenordia.se
[Medline record in process]
CBA mice were exposed outdoors to 50 Hz electromagnetic fields (EMF), with a flux density of about 8 microT rms
(root meansquare), generated by a 220 kV transmission line.
Assays were performed in order to investigate, the possible genotoxic effects after 11, 20 and
32 days of exposure, as well as the effects on body weight, leukocytes, erythrocytes, and the level of
ornithine decarboxylase (ODC) activity in spleen and testis.
DNA migration was studied on brain cells by single cell electrophoresis (comet assay). After 32 days
of exposure a highly significant change of the tail/head ratio of the comets was observed (p < 0.001), showing
DNA-damage.
Further, a decreased number of mononuclear leukocytes (0.02 < p < 0.05) was observed in mice EMF-exposed for 20
days. In summary, our data indicate that transmission lines of this type may induce genotoxic effects in mice, seen as
changes in the DNA migration. These results might have an important implication for health effects.
PMID: 10757046, UI: 20220545
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